Search a number
-
+
34800881 = 83941479
BaseRepresentation
bin1000010011000…
…0010011110001
32102111001211112
42010300103301
532402112011
63241523105
7601542203
oct204602361
972431745
1034800881
111870a465
12b7a3495
13729624b
14489c773
1530c658b
hex21304f1

34800881 has 4 divisors (see below), whose sum is σ = 34843200. Its totient is φ = 34758564.

The previous prime is 34800859. The next prime is 34800893. The reversal of 34800881 is 18800843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34800881 is a prime.

It is a super-2 number, since 2×348008812 = 2422202636752322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34800851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19901 + ... + 21578.

It is an arithmetic number, because the mean of its divisors is an integer number (8710800).

Almost surely, 234800881 is an apocalyptic number.

It is an amenable number.

34800881 is a deficient number, since it is larger than the sum of its proper divisors (42319).

34800881 is an equidigital number, since it uses as much as digits as its factorization.

34800881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42318.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 34800881 is about 5899.2271527718. The cubic root of 34800881 is about 326.4851352686.

The spelling of 34800881 in words is "thirty-four million, eight hundred thousand, eight hundred eighty-one".

Divisors: 1 839 41479 34800881